505045955 has 16 divisors (see below), whose sum is σ = 631819008. Its totient is φ = 387120000.

The previous prime is 505045903. The next prime is 505045963. The reversal of 505045955 is 559540505.

It is not a de Polignac number, because 505045955 - 2¹⁶ = 504980419 is a prime.

It is a Duffinian number.

505045955 is a modest number, since divided by 45955 gives 505 as remainder.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 476 + ... + 31785.

It is an arithmetic number, because the mean of its divisors is an integer number (39488688).

Almost surely, 2^505045955 is an apocalyptic number.

505045955 is a deficient number, since it is larger than the sum of its proper divisors (126773053).

505045955 is a wasteful number, since it uses less digits than its factorization.

505045955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32398.

The product of its (nonzero) digits is 112500, while the sum is 38.

The square root of 505045955 is about 22473.2275163137. The cubic root of 505045955 is about 796.3615790148.

The spelling of 505045955 in words is "five hundred five million, forty-five thousand, nine hundred fifty-five".